diff --git a/HandyControl/Themes/Styles/Base/SearchBarBaseStyle.xaml b/HandyControl/Themes/Styles/Base/SearchBarBaseStyle.xaml
index c7b37f41..e5bba727 100644
--- a/HandyControl/Themes/Styles/Base/SearchBarBaseStyle.xaml
+++ b/HandyControl/Themes/Styles/Base/SearchBarBaseStyle.xaml
@@ -55,7 +55,8 @@
                         <ColumnDefinition Width="30"/>
                     </Grid.ColumnDefinitions>
                     <Button Command="interactivity:ControlCommands.Search" Style="{StaticResource ButtonIcon}" Padding="7" controls:IconElement.Geometry="{StaticResource SearchGeometry}" Grid.Column="1" Foreground="{Binding BorderBrush,ElementName=templateRoot}" Focusable="False" Grid.Row="0"/>
-                    <ScrollViewer Grid.Row="0" Grid.Column="0" Padding="{TemplateBinding Padding}" Margin="0,0,0,1" VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}" x:Name="PART_ContentHost" Focusable="false" HorizontalScrollBarVisibility="Hidden" VerticalScrollBarVisibility="Hidden"/>
+                    <ContentControl Content="{Binding Path=(controls:InfoElement.Placeholder),RelativeSource={RelativeSource TemplatedParent}}" Grid.Row="0" Grid.Column="0" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" TextElement.Foreground="{DynamicResource ThirdlyTextBrush}" Margin="7,6" x:Name="PART_Watermark" Focusable="False" IsHitTestVisible="False" Visibility="{TemplateBinding Text,Converter={StaticResource String2VisibilityReConverter}}" Padding="0"/>
+                    <ScrollViewer Grid.Row="0" Grid.Column="0" Padding="5,6" Margin="0,0,0,1" VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}" x:Name="PART_ContentHost" Focusable="false" HorizontalScrollBarVisibility="Hidden" VerticalScrollBarVisibility="Hidden"/>
                 </Grid>
             </Border>
         </Grid>
@@ -89,6 +90,7 @@
                         <ColumnDefinition Width="30"/>
                     </Grid.ColumnDefinitions>
                     <Button Command="interactivity:ControlCommands.Search" Style="{StaticResource ButtonIcon}" Padding="7" controls:IconElement.Geometry="{StaticResource SearchGeometry}" Grid.Column="1" Foreground="{Binding BorderBrush,ElementName=templateRoot}" Focusable="False" Grid.Row="0"/>
+                    <ContentControl Content="{Binding Path=(controls:InfoElement.Placeholder),RelativeSource={RelativeSource TemplatedParent}}" Grid.Row="0" Grid.Column="0" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" TextElement.Foreground="{DynamicResource ThirdlyTextBrush}" Margin="7,6" x:Name="PART_Watermark" Focusable="False" IsHitTestVisible="False" Visibility="{TemplateBinding Text,Converter={StaticResource String2VisibilityReConverter}}" Padding="0"/>
                     <ScrollViewer Grid.Row="0" Grid.Column="0" Padding="{TemplateBinding Padding}" Margin="0,0,0,1" VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}" x:Name="PART_ContentHost" Focusable="false" HorizontalScrollBarVisibility="Hidden" VerticalScrollBarVisibility="Hidden"/>
                 </Grid>
             </Border>
@@ -147,6 +149,7 @@
                     </Grid.ColumnDefinitions>
                     <Button Command="interactivity:ControlCommands.Clear" Visibility="Collapsed" Name="ButtonClear" Width="16" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,6" controls:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=templateRoot}"/>
                     <Button Command="interactivity:ControlCommands.Search" Style="{StaticResource ButtonIcon}" Padding="2,7,7,7" controls:IconElement.Geometry="{StaticResource SearchGeometry}" Grid.Column="2" Foreground="{Binding BorderBrush,ElementName=templateRoot}" Focusable="False" Grid.Row="0"/>
+                    <ContentControl Content="{Binding Path=(controls:InfoElement.Placeholder),RelativeSource={RelativeSource TemplatedParent}}" Grid.Row="0" Grid.Column="0" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" TextElement.Foreground="{DynamicResource ThirdlyTextBrush}" Margin="7,6" x:Name="PART_Watermark" Focusable="False" IsHitTestVisible="False" Visibility="{TemplateBinding Text,Converter={StaticResource String2VisibilityReConverter}}" Padding="0"/>
                     <ScrollViewer Grid.Row="0" Grid.Column="0" Padding="{TemplateBinding Padding}" Margin="0,0,0,1" VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}" x:Name="PART_ContentHost" Focusable="false" HorizontalScrollBarVisibility="Hidden" VerticalScrollBarVisibility="Hidden"/>
                 </Grid>
             </Border>
@@ -208,6 +211,7 @@
                     </Grid.ColumnDefinitions>
                     <Button Command="interactivity:ControlCommands.Clear" Visibility="Collapsed" Name="ButtonClear" Width="16" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,6" controls:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=templateRoot}"/>
                     <Button Command="interactivity:ControlCommands.Search" Style="{StaticResource ButtonIcon}" Padding="2,7,7,7" controls:IconElement.Geometry="{StaticResource SearchGeometry}" Grid.Column="2" Foreground="{Binding BorderBrush,ElementName=templateRoot}" Focusable="False" Grid.Row="0"/>
+                    <ContentControl Content="{Binding Path=(controls:InfoElement.Placeholder),RelativeSource={RelativeSource TemplatedParent}}" Grid.Row="0" Grid.Column="0" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" TextElement.Foreground="{DynamicResource ThirdlyTextBrush}" Margin="7,6" x:Name="PART_Watermark" Focusable="False" IsHitTestVisible="False" Visibility="{TemplateBinding Text,Converter={StaticResource String2VisibilityReConverter}}" Padding="0"/>
                     <ScrollViewer Grid.Row="0" Grid.Column="0" Padding="{TemplateBinding Padding}" Margin="0,0,0,1" VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}" x:Name="PART_ContentHost" Focusable="false" HorizontalScrollBarVisibility="Hidden" VerticalScrollBarVisibility="Hidden"/>
                 </Grid>
             </Border>